Women cheer after the arrest of a suspect of the Boston Marathon bombings in Watertown, Mass., Friday, April 19, 2013. Two suspects in the Boston Marathon bombing killed an MIT police officer, injured... more 
Women cheer after the arrest of a suspect of the Boston Marathon bombings in Watertown, Mass., Friday, April 19, 2013. Two suspects in the Boston Marathon bombing killed an MIT police officer, injured a transit officer in a firefight and threw explosive devices at police during their getaway attempt. (AP Photo/Charles Krupa) less 
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Associated Press | Photo By Charles Krupa
Fri, Apr 19, 2013 10:26 PM EDT